full general vs Demetrius Poliorcetes

full general and Demetrius Poliorcetes both are nouns.

Word	Noun	Adjective	Verb	Adverb
full general	Yes	No	No	No
Demetrius Poliorcetes	Yes	No	No	No

full general (noun)	Demetrius Poliorcetes (noun)
a general officer of the highest rank	son of Antigonus Cyclops and king of Macedonia; he and his father were defeated at the battle of Ipsus (337-283 BC)